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Summarize in 120 words the key concepts discussed in this article

Now complete the following instance -
Input: https://en.wikipedia.org/wiki/Deep_learning
Output:
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Deep learning is a branch of artificial intelligence that is based on machine learning algorithms and artificial neural networks. It is used for automatic feature extraction and pattern recognition, enabling machines to automatically detect and classify objects and images, voice recognition, language translation, and more. Deep learning involves training an artificial neural network using large datasets, resulting in the development of more sophisticated algorithms that can accurately identify objects, recognize speech, and translate languages. Deep learning is becoming increasingly popular in commercial applications due to its ability to quickly and accurately process large amounts of data. It is already used in a variety of fields, including self-driving cars, facial recognition, and healthcare. The future of deep learning and its possibilities seem to be endless.